CHT PRACTICE TEST 2026 TESTED
QUESTIONS WITH DETAILED SOLUTIONS
GRADED A+
●● How many gallons does each CHT tank hold?
Answer: 20,000 gallons
●● What is considered to be a 'normal' CHT tank level percentage?
Answer: 15-30%
●● At what percent do you need to notify CHENG if no immediate
means of pumping is available?
Answer: 60%
●● What is the difference between soil and waste water?
Answer: Soil = laundry, waste = from the head
●● What is the alarm associated with CHT?
Answer: H₂S
●● Where are the alarms for CHT located?
Answer: Above the access trunk to each pump room
, ●● What does amber mean and how many PPM sets off the alarm?
Answer: Warning at 60+ PPM
●● What does red mean and how many PPM sets off the alarm?
Answer: Danger at 80 PPM or higher
●● If an amber or red light is displayed on the panel, what are your
immediate actions?
Answer: Report it
●● What does H₂S smell like?
Answer: Rotten eggs
●● Where are the CHT spill lockers for each pump room?
Answer: 20
●● How do you call away a CHT spill?
Answer: Call emergency 5804 for non-emergency
●● What procedure is used for DCSSP to re-establish pump suction?
Answer: Not specified in the notes
QUESTIONS WITH DETAILED SOLUTIONS
GRADED A+
●● How many gallons does each CHT tank hold?
Answer: 20,000 gallons
●● What is considered to be a 'normal' CHT tank level percentage?
Answer: 15-30%
●● At what percent do you need to notify CHENG if no immediate
means of pumping is available?
Answer: 60%
●● What is the difference between soil and waste water?
Answer: Soil = laundry, waste = from the head
●● What is the alarm associated with CHT?
Answer: H₂S
●● Where are the alarms for CHT located?
Answer: Above the access trunk to each pump room
, ●● What does amber mean and how many PPM sets off the alarm?
Answer: Warning at 60+ PPM
●● What does red mean and how many PPM sets off the alarm?
Answer: Danger at 80 PPM or higher
●● If an amber or red light is displayed on the panel, what are your
immediate actions?
Answer: Report it
●● What does H₂S smell like?
Answer: Rotten eggs
●● Where are the CHT spill lockers for each pump room?
Answer: 20
●● How do you call away a CHT spill?
Answer: Call emergency 5804 for non-emergency
●● What procedure is used for DCSSP to re-establish pump suction?
Answer: Not specified in the notes